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For decades, marine biologists have followed a lone whale in the North Pacific known as "52 Blue" because it sings at a frequency of 52 hertz — far higher than the great baleen whales it swims among — meaning that for its entire life it has been calling out into the dark in a voice that, as far as anyone knows, no other whale has ever answered

Morning light exposure in the first hour after waking shapes cortisol and alertness for the hours that follow — and most people in modern built environments are not getting it

Nearly all of the internet's international data — the messages, calls, and searches that cross continents — travels through fibre-optic cables laid on a seafloor that has never been fully surveyed, running over terrain no human eye has seen

The James Webb Space Telescope found a spiral galaxy, nicknamed the Big Wheel, that existed just two billion years after the Big Bang — five times more massive than the Milky Way, with a spiral structure our models say couldn't have survived that early
